Market insights · Washington
Whitman County, WA: growth, migration and housing
Whitman County has 48,512 residents, up 1.5% since 2020 (+1.4% in the last year). In 2022–2023, 1,937 households moved in and 1,958 moved out (-21 net), while a net $18.6M of income left. Median household income is $55,406, the median home $359,600 and median rent $1,049 a month.
In Washington: 34th of 39 counties for 5-year population growth · 35th of 39 counties for net in-migration (per resident) · 39th of 39 counties for median household income · 27th of 39 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Whitman County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Spokane County, WA | 187 | $8.4M |
| Latah County, ID | 181 | $9.6M |
| King County, WA | 128 | $6.2M |
| Pierce County, WA | 51 | $2.7M |
| Snohomish County, WA | 51 | $1.4M |
| Nez Perce County, ID | 46 | $1.6M |
| Ada County, ID | 38 | $1.5M |
| Clark County, WA | 37 | $0.9M |
Where leavers went
Top counties by households leaving Whitman County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Spokane County, WA | 223 | $11.8M |
| King County, WA | 173 | $8.0M |
| Latah County, ID | 128 | $7.1M |
| Snohomish County, WA | 69 | $2.5M |
| Pierce County, WA | 52 | $1.6M |
| Clark County, WA | 46 | $1.8M |
| Asotin County, WA | 44 | $2.0M |
| Benton County, WA | 39 | $2.0M |
BizyFi in Whitman County
No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Washington companies.
← All Washington counties · National rankings
Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.